import pygame
class Ship():
    def __init__(self,screen):
        """初始化飞船并设置其初始位置"""
        self.screen = screen
        # 加载飞船图像并获取其吃屎位置
        self.image = pygame.image.load('game/ship.jpg')
        self.rect = self.image.get_rect()
        self.screen_rect = screen.get_rect()
        # 将每艘飞船放在屏幕底部中央
        self.rect.centerx = self.screen_rect.centerx
        self.rect.bottom = self.screen_rect.bottom
    
    def blitme(self):
        """在指定位置绘制飞船"""
        self.screen.blit(self.image,self.rect)